139450880

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 160

約数和(自身を含む): 365333760

約数和(自身を除く): 225882880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 61, 64, 76, 80, 94, 95, 122, 128, 152, 160, 188, 190, 235, 244, 256, 304, 305, 320, 376, 380, 470, 488, 512, 608, 610, 640, 752, 760, 893, 940, 976, 1159, 1216, 1220, 1280, 1504, 1520, 1786, 1880, 1952, 2318, 2432, 2440, 2560, 2867, 3008, 3040, 3572, 3760, 3904, 4465, 4636, 4864, 4880, 5734, 5795, 6016, 6080, 7144, 7520, 7808, 8930, 9272, 9728, 9760, 11468, 11590, 12032, 12160, 14288, 14335, 15040, 15616, 17860, 18544, 19520, 22936, 23180, 24064, 24320, 28576, 28670, 30080, 31232, 35720, 37088, 39040, 45872, 46360, 48640, 54473, 57152, 57340, 60160, 71440, 74176, 78080, 91744, 92720, 108946, 114304, 114680, 120320, 142880, 148352, 156160, 183488, 185440, 217892, 228608, 229360, 272365, 285760, 296704, 366976, 370880, 435784, 457216, 458720, 544730, 571520, 593408, 733952, 741760, 871568, 917440, 1089460, 1143040, 1467904, 1483520, 1743136, 1834880, 2178920, 2286080, 2967040, 3486272, 3669760, 4357840, 6972544, 7339520, 8715680, 13945088, 17431360, 27890176, 34862720, 69725440, 139450880]

約数ペア:

[(1, 139450880), (2, 69725440), (4, 34862720), (5, 27890176), (8, 17431360), (10, 13945088), (16, 8715680), (19, 7339520), (20, 6972544), (32, 4357840), (38, 3669760), (40, 3486272), (47, 2967040), (61, 2286080), (64, 2178920), (76, 1834880), (80, 1743136), (94, 1483520), (95, 1467904), (122, 1143040), (128, 1089460), (152, 917440), (160, 871568), (188, 741760), (190, 733952), (235, 593408), (244, 571520), (256, 544730), (304, 458720), (305, 457216), (320, 435784), (376, 370880), (380, 366976), (470, 296704), (488, 285760), (512, 272365), (608, 229360), (610, 228608), (640, 217892), (752, 185440), (760, 183488), (893, 156160), (940, 148352), (976, 142880), (1159, 120320), (1216, 114680), (1220, 114304), (1280, 108946), (1504, 92720), (1520, 91744), (1786, 78080), (1880, 74176), (1952, 71440), (2318, 60160), (2432, 57340), (2440, 57152), (2560, 54473), (2867, 48640), (3008, 46360), (3040, 45872), (3572, 39040), (3760, 37088), (3904, 35720), (4465, 31232), (4636, 30080), (4864, 28670), (4880, 28576), (5734, 24320), (5795, 24064), (6016, 23180), (6080, 22936), (7144, 19520), (7520, 18544), (7808, 17860), (8930, 15616), (9272, 15040), (9728, 14335), (9760, 14288), (11468, 12160), (11590, 12032)]